These 10 facts about space will blow your mind. A correspondence course is an academic class that is taken â and taught â across some geographical distance. The original correspondence courses were carried out through the postal service. Professors would mail assignments and lecture notes to students, who would return essays and projects for grading.
A voluntary muscle, often called a skeletal muscle, is one of three types of muscle in the body. Most voluntary muscles are used to move bones, though some, such as the muscles in the face, are used to create movements below the skin. Unlike cardiac or smooth muscle, these muscles can be controlled by the conscious mind.
Cardiac muscle is a  striated involuntary muscle tissue.   Cardiac muscle, which is involuntary striated muscle.   Cardiac muscle is found.   Cardiac Muscle is found in the heart.   Cardiac muscle   That would be cardiac, its only found in your heart.